2021 Honda Accord - Maintenance & Specs
The 2021 Honda Accord belongs to a Honda Accord lineup that Know Your Ride tracks across 42 model years, from 1981 to 2026. Engine options on record include the 1.5L Inline4, 1.5L, 1.5L Turbo. It is configured as front-wheel drive with an automatic (av-s7). The 2021 sits mid-run, with both earlier (1981) and later (2026) Accord model years also documented.
It takes 0W-20 full synthetic oil, 3.4 qt with a new filter meeting API SP. Fluid specs on file include Type 2 coolant, DOT 3 brake fluid, Honda ATF DW-1 transmission fluid. Know Your Ride lists 14 scheduled maintenance items for this vehicle, the earliest interval falling at 5,000 miles. Documented torque values include oil drain plug 29 ft-lb, lug nut 80 ft-lb, spark plug 18 ft-lb.
NHTSA complaints for this vehicle cluster around forward collision avoidance (31), unknown or other (22), electrical system (13). A representative report reads: "Ghost touch on the radio screen and it's worst when it's hot" There are 3 safety recalls on record; one covers: Honda (American Honda Motor Co.) is recalling certain 2021 Accord Sedan, Accord Hybrid, CR-V, Ridgeline, 2022 Insight and CR-V Hybrid vehicles. The....
EPA fuel economy is rated at 29 city / 35 highway MPG, 32 MPG combined. Estimated annual fuel cost is about $1,350.
Quick Specs
| Oil viscosity | 0W-20 |
| Oil type | Full Synthetic |
| Oil capacity (w/ filter) | 3.4 qt |
| OEM oil spec | API SP |
| Oil filter | Mobil 1 M1-110A |
| EPA combined | 32 MPG |
| Tire size | 215/55R17 |
| Coolant | Type 2 |
| NHTSA overall | 5 / 5 stars |
| Open recalls on record | 3 |
| Technical service bulletins | 125 |
Common Trouble Codes
- P0300 - Random/Multiple Cylinder Misfire Detected
- P0420 - Catalyst System Efficiency Below Threshold (Bank 1)
- P0171 - System too Lean (Bank 1)
- P0128 - Insufficient Coolant Temperature for Stable Operation
- P0442 - Evaporative Emission Control System Leak Detected (small leak)
- P0455 - Evaporative Emission Control System Leak Detected (gross leak)
- P0700 - Transmission Control System Malfunction
- P0301 - Cylinder 1 Misfire Detected
- U0100 - Lost Communication With ECM/PCM A
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Part of the free Know Your Ride vehicle maintenance reference. Figures are sourced from EPA, NHTSA and manufacturer data and are for general reference - always confirm with your owner's manual.